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Search: id:A085849
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| A085849 |
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Decimal expansion of the probability that two m X m and n X n matrices (m,n large) have relatively prime determinants. |
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+0
1
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| 3, 5, 3, 2, 3, 6, 3, 7, 1, 8, 5, 4, 9, 9, 5, 9, 8, 4, 5, 4
(list; cons; graph; listen)
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OFFSET
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0,1
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COMMENT
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The Hafner-Sarnak-McCurley constant.
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REFERENCES
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P. Flajolet and Ilan Vardi, Zeta function Expansions of Classical constants, Feb. 18, 1996
Hafner, J. L., Sarnak, P., and McCurley, K., Relatively prime values of polynomials, In contemporary Mathematics (1993), M. Knopp and M. Sheigorn, Eds., vol. 143.
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LINKS
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Eric Weisstein's World of Mathematics, Hafner-Sarnak-McCurley Constant
Ph. Flajolet and I. Vardi, Zeta function expansions of some classical constants
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FORMULA
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s=prod(1-(1-prod(n>=1, 1-1/p^n))^2) where p runs through the primes; s=0.35323637185499598454... - Benoit Cloitre (benoit7848c(AT)orange.fr), Aug 05 2003
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EXAMPLE
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0.3532363719...
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CROSSREFS
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Sequence in context: A023505 A021743 A057023 this_sequence A100481 A101778 A135514
Adjacent sequences: A085846 A085847 A085848 this_sequence A085850 A085851 A085852
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KEYWORD
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nonn,cons,more
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AUTHOR
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Eric Weisstein (eric(AT)weisstein.com), Jul 05, 2003
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EXTENSIONS
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More terms from Benoit Cloitre (benoit7848c(AT)orange.fr), Aug 05 2003
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